Pioneer VSX-2016AV-S Service Manual page 206

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1
A
F
IC601 (Pin 14)
Is there
No
a LR clock
input?
Yes
IC651 (Pin 14)
B
Is there
No
a LR clock
input?
Yes
IC301 (Pin 26)
DIRB
Is there
No
a bit clock
input?
C
Yes
Check the parts and
patterns in the input path.
IC601 (Pin 5)
Is there
No
a bit clock
input?
D
Yes
IC651 (Pin 5)
Is there
No
a bit clock
input?
Yes
IC481 (Pin 9)
DAUX
E
Is there
No
a audio data
output?
Yes
F
206
1
2
: KUXJ and KUXJCA types only
Is there
No
abnormality at the
parts and patterns
in the input path?
Replace IC301
or IC601.
Is there
No
abnormality at the
parts and patterns
in the input path?
Replace IC301
(IC601) or IC651.
Is there
No
a DIRB output
of IC301-pin 26
?
Replace IC301 or
Yes
IC481 or IC651
(IC601).
Is there
No
abnormality at the
parts and patterns
in the input path?
Replace IC301
or IC601.
Is there
No
abnormality at the
parts and patterns
in the input path?
Replace IC301
(IC601) or IC651.
Is the
No
voltage of IC481-
pin 13 (PDN)
3.3 V?
Yes
Check the path to the
microcomputer.
Replace IC481.
VSX-2016AV-S
2
3
IC301 (Pin 25)
DIRD
Is there
No
abnormality at the
a audio data
parts and patterns
output?
in the output path?
Yes
IC601 (Pin 2)
Is there
No
abnormality at the
a audio data
parts and patterns
input?
in the input path?
Yes
IC651 (Pin 2)
Is there
No
abnormality at the
a audio data
parts and patterns
input?
in the input path?
Yes
To Step 5
Step 4-3-1: When a sound is not out with the HDMI
(When the source is DVD-A or PCM96k)
HDSW
IC651 (Pin 1)
No
Is the voltage
Check the path to the microcomputer.
3.3 V?
Yes
IC651 (Pin 10)
HMCK
Is there
No
abnormality at the
a master clock input
parts and patterns
(24.576 MHz)?
in the input path?
Yes
IC651 (Pin 13)
HLR
Is there
No
abnormality at the
a LR clock
parts and patterns
input?
in the input path?
Yes
IC651 (Pin 3)
HFDT
Is there
No
abnormality at the
a audio data
parts and patterns
input?
in the input path?
Yes
G
3
4
Is there
No
Replace IC301
or IC651 (IC601).
Is there
No
Replace IC301
or IC601.
Is there
No
Replace IC301
(IC601) or IC651.
Is there
No
Replace IC651.
Is there
No
Replace IC651.
Is there
No
Replace IC651.
4

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